Prism Columns and Walls

Prism Wall (1966). Lenses & Prisms, Park Place Gallery, New York: 1966. Collection: Lannan Foundation
The Substance of Light, University of Pennsylvania, Philadelphia: 1976
Prism Installation, U.S. Customs House, New York: 1977. A Creative Time project
Prism Installation, U.S. Customs House, New York: 1977. A Creative Time project
The Colors of Light, the Colors in Shadow, John Weber Gallery, New York: 1979
Dialogue of Hours (1980-82). Prisms and Exploded Spectrum, Heydt/Bair Gallery, Santa Fe: 1982